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OpenAdvisories
High · 7.7 CVE-2026-91943 EUVD-2026-78800GHSA-92qr-m259-5rqq

Crawl4AI before 0.9.3 SSRF via PDFContentScrapingStrategy

Published Sep 15, 2026 · Updated Sep 15, 2026 · Assigned by VulnCheck

Description

Crawl4AI before 0.9.3 contains a server-side request forgery vulnerability in PDFContentScrapingStrategy where _get_pdf_path() re-downloads targets with Python requests without egress validation. Authenticated attackers can supply URLs that redirect to internal addresses or use DNS rebinding to access internal services, exfiltrating responses through PDF text extraction in crawl results.

Affected products

VendorProductAffectedFixed
unclecode crawl4ai < 0.9.3 0.9.3

References